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EX - 99 2 umc - ex99_7.htm EX - 99 UMC Exhibit www.umc.com Announcement on 2021/04/12 : To announce related materials on acquisition of machinery and equipment Announcement on 2021/04/13 : Supplement to the unsecured straight corporate bond issuance authorized by the Board of Director resolution passed on February 24th , 2021 Announcement on 2021/04/14 : UMC will convene Q1 2021 Investor Conference Announcement on 2021/04/23 : To announce related materials on acquisition of machinery and equipment Announcement on 2021/04/28 : Announcement of board meeting approved the consolidated financial statements for the first quarter of 2021 Exhibit Description 99.1 99.2 99.3 99.4 99.5 99.6 99.7 99.8 99.9 99.10 99.11 99.12 99.13 99.14 Announcement on 2021/04/28 : The board meeting approved capital budget execution Announcement on 2021/04/28 : The Board of Directors Approved the Cancellation of Restricted Shares to Employees Stock Awards Announcement on 2021/04/28 : The Board of Directors resolved to release the managerial officer from non - competition restrictions Announcement on 2021/04/28 : UMC's donation to National Tsing Hua University Announcement on 2021/04/28 : The board of directors approved the investment in TGVest Asia Partners II ( Taiwan ) , L.P. Announcement on 2021/04/28 : UMC announced its operating results for the first quarter of 2021 Announcement on 2021/04/28 : The Board of Directors resolved to issue the unsecured zero coupon euro exchangeable bonds Announcement on 2021/04/07 : March Revenue Announcement on 2021/04/15 : the trading and pledge of UMC common shares by directors , executive officers and 10 % shareholders of UMC